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CVE-2021-20743

Quick assessment

Affected
EC-CUBE CO.,LTD. EC-CUBE Email newsletters management plugin (for EC-CUBE 3.0 series)
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Ec-cube是日本Ec-cube公司的一套开源的电子商务系统。 EC-CUBE 存在跨站脚本漏洞，该漏洞源于对用户提供的数据的无害化处理不足。攻击者可利用该漏洞欺骗受害者，使其遵循一个专门制作的链接，并在脆弱网站的上下文中在用户的浏览器中执行任意HTML和脚本代码。

AI Predicted 5.4 Difficulty: Trivial EPSS 0.75% · P52
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I. Basic Information for CVE-2021-20743

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Cross-site scripting vulnerability in EC-CUBE Email newsletters management plugin (for EC-CUBE 3.0 series) versions prior to version 1.0.4 allows a remote attacker to inject an arbitrary script by leading a user to a specially crafted page and to perform a specific operation.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Ec-cube 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Ec-cube是日本Ec-cube公司的一套开源的电子商务系统。 EC-CUBE 存在跨站脚本漏洞，该漏洞源于对用户提供的数据的无害化处理不足。攻击者可利用该漏洞欺骗受害者，使其遵循一个专门制作的链接，并在脆弱网站的上下文中在用户的浏览器中执行任意HTML和脚本代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
EC-CUBE CO.,LTD. EC-CUBE Email newsletters management plugin (for EC-CUBE 3.0 series) versions prior to version 1.0.4 -

II. Public POCs for CVE-2021-20743

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III. Intelligence Information for CVE-2021-20743

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Vendor Advisories for CVE-2021-20743 (1)

Other References for CVE-2021-20743 (1)

Same Patch Batch · EC-CUBE CO.,LTD. · 2021-06-22 · 3 CVEs total

CVE-2021-20742 Ec-cube 跨站脚本漏洞
CVE-2021-20744 Ec-cube 跨站脚本漏洞

IV. Related Vulnerabilities

Same vendor: EC-CUBE CO.,LTD.

V. Comments for CVE-2021-20743

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